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IT202200004607A1 - Rotore di macchina elettrica e relativa macchina elettrica - Google Patents

Rotore di macchina elettrica e relativa macchina elettrica Download PDF

Info

Publication number
IT202200004607A1
IT202200004607A1 IT102022000004607A IT202200004607A IT202200004607A1 IT 202200004607 A1 IT202200004607 A1 IT 202200004607A1 IT 102022000004607 A IT102022000004607 A IT 102022000004607A IT 202200004607 A IT202200004607 A IT 202200004607A IT 202200004607 A1 IT202200004607 A1 IT 202200004607A1
Authority
IT
Italy
Prior art keywords
electric machine
rotor
machine rotor
related electric
machine
Prior art date
Application number
IT102022000004607A
Other languages
English (en)
Inventor
Greco Stefano Del
Original Assignee
Marelli Europe Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Marelli Europe Spa filed Critical Marelli Europe Spa
Priority to IT102022000004607A priority Critical patent/IT202200004607A1/it
Priority to EP23160043.8A priority patent/EP4243249A1/en
Priority to US18/181,075 priority patent/US20230291251A1/en
Priority to JP2023036415A priority patent/JP2023133243A/ja
Priority to CN202310223161.6A priority patent/CN116742851A/zh
Publication of IT202200004607A1 publication Critical patent/IT202200004607A1/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/003—Couplings; Details of shafts
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Manufacture Of Motors, Generators (AREA)
IT102022000004607A 2022-03-10 2022-03-10 Rotore di macchina elettrica e relativa macchina elettrica IT202200004607A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT102022000004607A IT202200004607A1 (it) 2022-03-10 2022-03-10 Rotore di macchina elettrica e relativa macchina elettrica
EP23160043.8A EP4243249A1 (en) 2022-03-10 2023-03-03 Electric machine rotor and related electric machine
US18/181,075 US20230291251A1 (en) 2022-03-10 2023-03-09 Electric Machine Rotor and Related Electric Machine
JP2023036415A JP2023133243A (ja) 2022-03-10 2023-03-09 電気機械用ロータおよびこれに関連する電気機械
CN202310223161.6A CN116742851A (zh) 2022-03-10 2023-03-09 电机转子及相关的电机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102022000004607A IT202200004607A1 (it) 2022-03-10 2022-03-10 Rotore di macchina elettrica e relativa macchina elettrica

Publications (1)

Publication Number Publication Date
IT202200004607A1 true IT202200004607A1 (it) 2023-09-10

Family

ID=81851551

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102022000004607A IT202200004607A1 (it) 2022-03-10 2022-03-10 Rotore di macchina elettrica e relativa macchina elettrica

Country Status (5)

Country Link
US (1) US20230291251A1 (it)
EP (1) EP4243249A1 (it)
JP (1) JP2023133243A (it)
CN (1) CN116742851A (it)
IT (1) IT202200004607A1 (it)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120256516A1 (en) * 2009-12-23 2012-10-11 Toyota Jidosha Kabushiki Kaisha Rotor
EP2835888A2 (en) * 2013-08-05 2015-02-11 Nidec SR Drives Ltd. A rotor for an electrical machine
US20200350793A1 (en) * 2017-10-31 2020-11-05 Nidec Corporation Rotor and motor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008038726B3 (de) * 2008-08-12 2010-04-22 Minebea Co., Ltd. Befestigung eines Rotorkörpers auf einer Welle

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120256516A1 (en) * 2009-12-23 2012-10-11 Toyota Jidosha Kabushiki Kaisha Rotor
EP2835888A2 (en) * 2013-08-05 2015-02-11 Nidec SR Drives Ltd. A rotor for an electrical machine
US20200350793A1 (en) * 2017-10-31 2020-11-05 Nidec Corporation Rotor and motor

Also Published As

Publication number Publication date
US20230291251A1 (en) 2023-09-14
JP2023133243A (ja) 2023-09-22
EP4243249A1 (en) 2023-09-13
CN116742851A (zh) 2023-09-12

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